Is NgRx part of Angular?

Ngrx is a group of Angular libraries for reactive extensions . Ngrx/Store implements the Redux pattern using the well-known RxJS observables of Angular 2. It provides several advantages by simplifying your application state to plain objects, enforcing unidirectional data flow, and more.

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What are actions in Angular?

An action is a JavaScript object that has a type property describing what happens in your app , such as a user wants to buy IBM stock. Besides the type property, an action object can optionally have another property with a payload of data that should change the app state in some fashion.

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